DIGITAL-LOGIC MPC20 User manual

TECHNICAL USER MANUAL FOR:
MPC20/21
Nordstrasse 11/F
CH - 4542 Luterbach
Tel.: ++41 (0)32 681 58 00
Fax: ++41 (0)32 681 58 01
Homepage: http://www.digitallogic.com

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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For internal use only:
File: MPC20_21_TechManual_V1.2B_NochNichtFreigegeben.doc
Path: R:\HANDBUCH\MPC\MPC20_21\MPC20_21_TechManual_V1.2B_NochNichtFreigegeben.doc
COPYRIGHT
2007 BY DIGITAL-LOGIC AG
This publication is protected by copyright and all rights are reserved. No part of this document may be
reproduced, transmitted, transcribed or stored in a retrieval system, in any form or by any means, electronic,
mechanical, optical, manual, or otherwise, without the prior written permission of DIGITAL-LOGIC AG.
The software described herein, together with this document, are furnished under a license agreement and
may be used or copied only in accordance with the terms of that agreement.
About this Manual and How to Use It
This manual is written for the end user / system integrator who plans to install computer systems based on
the MICROSPACE-PC. It is for integrators and programmers of systems based on the MICROSPACE-
Computer family. This manual describes the system and setup requirements; it provides instructions for
installing and configuring the system. This document contains information on hardware requirements,
interconnections, and details of how to program the system. Please check the Product CD for further
information and manuals.
REVISION HISTORY:
Document
Version
Date/Initials: Modification:
Remarks, News, Attention:
V1.0 03.2007 KUF Initial Version
V1.1 04.2007 KUF/WAS Details fine-tuned/Standard format w/English applied
Preface additions (Battery warranty, RoHS)
V1.1A 04.2007 WAS/PHA New photos MPC20 V1.0
V1.1B 05.2007 WAS/DAR Revision History format change / Filename & Path moved
New photos MPC21 V1.0 / Rewrite PCI104 install incl. photos
Document rename as only one manual for this product
V1.2 07.2007 KUF PXE Info added (Sect. 9.3&9.4) / New Power Connector Photos
V1.2A 08.2007 WAH/FUW License Info updated (Sect. 9.4)
V1.2B 10.2007 DAR Chapter 5 / 7
ATTENTION!
1. All information in this manual, and the product, are subject to change without prior notice.
2. Read this manual prior to installation of the product.
3. Read the security information carefully prior to installation of the product.

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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Table of Contents
1. PREFACE........................................................................................................................5
1.1. Trademarks ..................................................................................................................................... 5
1.2. Disclaimer ....................................................................................................................................... 5
1.3. Environmental Protection Statement ........................................................................................... 5
1.4. Who should use this Product ....................................................................................................... 5
1.5. Recycling Information.................................................................................................................... 6
1.6. Technical Support .......................................................................................................................... 6
1.7. Limited Two Year Warranty........................................................................................................... 6
1.8. Explanation of Symbols................................................................................................................. 7
1.9. Applicable Documents and Standards ........................................................................................ 8
1.10. For Your Safety............................................................................................................................... 9
1.11. RoHS Commitment......................................................................................................................... 9
1.11.1. RoHS Compatible Product Design ........................................................................................ 10
1.11.2. RoHS Compliant Production Process ................................................................................... 10
1.11.3. WEEE Application.................................................................................................................. 10
2. OVERVIEW....................................................................................................................11
2.1. Packing List .................................................................................................................................. 11
2.2. System Overview.......................................................................................................................... 11
2.3. Differences between MPC20 and MPC21................................................................................... 12
2.4. Assembly Options........................................................................................................................ 12
2.5. Functional Block Diagram........................................................................................................... 13
2.6. Technical Specifications ............................................................................................................. 14
2.7. MPC20/21 Incompatibilities to a Standard PC/AT..................................................................... 16
2.8. Related Application Notes........................................................................................................... 16
2.9. EC – Declaration of Conformity MPC20 ..................................................................................... 17
2.10. EC – Declaration of Conformity MPC21 ..................................................................................... 18
3. SAFETY REGULATIONS ..................................................................................................19
3.1. Safety: Power-On Indicator ......................................................................................................... 19
3.2. Safety: Coded and Marked Connectors ..................................................................................... 19
3.3. Protection of the Supply Input Current...................................................................................... 19
3.4. Safety: Wrong Polarization on the Power Input........................................................................ 19
3.5. Safety: Protection of the Output Currents................................................................................. 19
3.6. Safety: Load Dump Protection in 12V/24V systems ................................................................. 20
3.7. Ground Potential .......................................................................................................................... 20
3.8. Power On/Off Switch.................................................................................................................... 20
3.9. Safety: Batteries Inside the Device ............................................................................................ 21
3.10. Protection against Over-Heating ................................................................................................ 21
3.11. Mechanical Safety: Safe Assembly and Mounting ................................................................... 21
3.12. Environmental Safety: At 25°C No “Hot” Surfaces................................................................... 21
3.13. Environmental Safety: No Release of Toxins............................................................................ 22
3.14. Environmental Safety: Laser Devices ........................................................................................ 22
3.15. Environmental Safety: Noise Emission ..................................................................................... 22
3.16. Environmental Safety: Hazardous Environs ............................................................................. 22
3.17. Environmental Safety: Humidity and Water Spray ................................................................... 22
3.18. Safety: Independent Software..................................................................................................... 22
3.19. Safety: Recycling the Computer System ................................................................................... 23
3.20. Safety: Static Electricity .............................................................................................................. 23
3.21. Safety: Operator Security............................................................................................................ 23
4. FUNCTIONS...................................................................................................................24
4.1. Connectors ................................................................................................................................... 24
4.1.1. Front of the MPC20 ............................................................................................................... 24
4.1.2. Rear of the MPC20 ................................................................................................................ 25
4.1.3. Front of the MPC21 ............................................................................................................... 26
4.1.4. Rear of the MPC21 ................................................................................................................ 27
4.1.5. Power Supply Connector....................................................................................................... 28
4.2. DC-Power Input Specifications................................................................................................... 28
4.2.1. Nominal DC-Power Input Voltage.......................................................................................... 28

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4.2.2. Minimal DC-Power Input Voltage Specification..................................................................... 28
4.3. Hard Disk 2.5” - Standard Type .................................................................................................. 29
4.4. WLAN Option ................................................................................................................................ 29
5. HARDWARE INSTALLATION ............................................................................................30
5.1. Install an additional PCI/104 card (MPC21 only) ....................................................................... 30
6. PREPARE THE COMPUTER SYSTEM .................................................................................31
6.1. Print the Detailed Manuals from the Product CD ...................................................................... 31
6.2. Connect the Peripherals to the System ..................................................................................... 32
7. POWER-ON THE SYSTEM ...............................................................................................33
7.1. BIOS Setup.................................................................................................................................... 35
7.2. Boot up the Operating System and Install the Drivers............................................................. 35
7.3. FreeDOS, DSLinux und ELinOS Bootflash ................................................................................ 35
7.3.1. Free DOS............................................................................................................................... 35
7.3.2. SLAX LINUX .......................................................................................................................... 35
7.3.3. ELinOS Demo........................................................................................................................ 35
8. DIMENSIONS AND DIAGRAMS ................................................................................36
8.1. Front Views ................................................................................................................................... 36
8.2. Rear Views .................................................................................................................................... 37
8.3. Top Views...................................................................................................................................... 38
8.4. Side Views..................................................................................................................................... 39
8.5. Mounting Plate MPC20/21............................................................................................................ 40
8.6. Front Plate MPC21........................................................................................................................ 41
9. CORE BIOS .................................................................................................................42
9.1. Setup Menu Screens and Navigation ......................................................................................... 42
9.2. BIOS Setup.................................................................................................................................... 42
9.2.1. Main Menu ............................................................................................................................. 42
9.3. PXE-Boot and PXE-Setup in the BIOS ....................................................................................... 43
9.4. PXE-License Order....................................................................................................................... 45
10. INDEX .......................................................................................................................47

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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1. PREFACE
The information contained in this document has been carefully checked and is believed to be accurate; it is
subject to change without notice. Product advances mean that some specifications may have changed.
DIGITAL-LOGIC AG assumes no responsibility for any inaccuracies, or the consequences thereof, that may
appear in this manual. Furthermore, DIGITAL-LOGIC AG does not accept any liability arising from the use or
application of any circuit or product described herein.
1.1. Trademarks
DIGITAL-LOGIC, DIGITAL-LOGIC-Logo, MICROSPACE, and smartModule are registered trademarks
owned worldwide by DIGITAL-LOGIC AG, Luterbach (Switzerland). In addition, this document may include
names, company logos, and registered trademarks which are, therefore, proprietary to their respective
owners.
1.2. Disclaimer
DIGITAL-LOGIC AG makes no representations or warranties with respect to the contents of this manual, and
specifically disclaims any implied warranty of merchantability or fitness, for any particular purpose. DIGITAL-
LOGIC AG shall, under no circumstances, be liable for incidental or consequential damages or related
expenses resulting from the use of this product, even if it has been notified of the possibility of such damage.
1.3. Environmental Protection Statement
This product has been manufactured to satisfy environmental protection requirements wherever possible.
Many of the components used (structural parts, printed circuit boards, connectors, batteries, etc.) are
capable of being recycled. Final disposal of this product after its service life must be accomplished in
accordance with applicable country, state, or local laws or regulations.
1.4. Who should use this Product
Electrical engineers with know-how in PC-technology.
Because of the complexity and the variability of PC-technology, we cannot guarantee that the product
will work in any particular situation or set-up. Our technical support will try to help you find a solution.
Pay attention to electrostatic discharges; use a CMOS protected workplace.
Power supply must be OFF when working on the board or connecting any cables or devices.

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1.5. Recycling Information
All components within this product fulfill the requirements of the RoHS (Restriction of Hazardous Substances
Directive). The product is soldered with a lead free process.
1.6. Technical Support
1. Contact your local DIGITAL-LOGIC Technical Support, in your country.
2. Use the Internet Support Request form at http://support.digitallogic.ch/ embedded products New
Support Request
Support requests are only accepted with detailed information about the product (i.e., BIOS-, Board-
version)!
1.7. Limited Two Year Warranty
DIGITAL-LOGIC AG guarantees the hardware and software products it manufactures and produces to be
free from defects in materials and workmanship for two years following the date of shipment from DIGITAL-
LOGIC AG, Switzerland. This warranty is limited to the original purchaser of the product and is not
transferable.
During the two year warranty period, DIGITAL-LOGIC AG will repair or replace, at its discretion, any
defective product or part at no additional charge, provided that the product is returned, shipping prepaid, to
DIGITAL-LOGIC AG. All replaced parts and products become property of DIGITAL-LOGIC AG.
Before returning any product for repair, direct customers of DIGITAL-LOGIC AG, Switzerland
are required to register a RMA (Return Material Authorization) number in the Support Center at
http://support.digitallogic.ch/
All other customers must contact their local distributors for returning defective materials.
This limited warranty does not extend to any product which has been damaged as a result of accident,
misuse, abuse (such as use of incorrect input voltages, wrong cabling, wrong polarity, improper or
insufficient ventilation, failure to follow the operating instructions that are provided by DIGITAL-LOGIC AG or
other contingencies beyond the control of DIGITAL-LOGIC AG), wrong connection, wrong information or as
a result of service or modification by anyone other than DIGITAL-LOGIC AG. Nor if the user has insufficient
knowledge of these technologies or has not consulted the product manuals or the technical support of
DIGITAL-LOGIC AG and therefore the product has been damaged.
Empty batteries (external and onboard), as well as all other battery failures, are not covered by this
manufacturer’s limited warranty.
Except, as directly set forth above, no other warranties are expressed or implied, including, but not limited to,
any implied warranty of merchantability and fitness for a particular purpose, and DIGITAL-LOGIC AG
expressly disclaims all warranties not stated herein. Under no circumstances will DIGITAL-LOGIC AG be
liable to the purchaser or any user for any damage, including any incidental or consequential damage,
expenses, lost profits, lost savings, or other damages arising out of the use or inability to use the product.

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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1.8. Explanation of Symbols
CE Conformity
This symbol indicates that the product described in this manual is in compliance with all
applied CE standards.
Caution, Electric Shock!
This symbol and title warn of hazards due to electrical shocks (> 60V) when touching
products or parts of them. Failure to observe the precautions indicated and/or prescribed by
the law may endanger your life/health and/or result in damage to your equipment.
Caution, Electric Shock!
This symbol and title warn of hazards due to electrical shocks (> 32V) when touching
products or parts of them. Failure to observe the precautions indicated and/or prescribed by
the law may endanger your life/health and/or result in damage to your equipment
Warning, ESD Sensitive Device!
This symbol and title inform that electronic boards and their components are sensitive to
Electro Static Discharge (ESD). In order to ensure product integrity at all times, care must
always be taken while handling and examining this product.
Attention!
This symbol and title emphasize points which, if not fully understood and taken into
consideration by the reader, may endanger your health and/or result in damage to your
equipment.
Note...
This symbol and title emphasize aspects the user should read through carefully for his, or
her, own advantage.
Warning, Heat Sensitive Device!
This symbol indicates a heat sensitive component.
Safety Instructions
This symbol shows safety instructions for the operator to follow.
This symbol warns of general hazards from mechanical, electrical,
and/or chemical failure. This may endanger your life/health and/or
result in damage to your equipment.

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1.9. Applicable Documents and Standards
The following publications are used in conjunction with this manual. When any of the referenced
specifications are superseded by an approved revision, that revision shall apply. All documents may be
obtained from their respective organizations.
Advanced Configuration and Power Interface Specification Revision 2.0c, August 25, 2003 Copyright
© 1996-2003 Compaq Computer Corporation, Intel Corporation, Microsoft Corporation, Phoenix
Technologies Ltd., Toshiba Corporation. All rights reserved. http://www.acpi.info/
ANSI/TIA/EIA-644-A-2001: Electrical Characteristics of Low Voltage Differential Signaling (LVDS)
Interface Circuits, January 1, 2001. http://www.ansi.org/
ANSI INCITS 361-2002: AT Attachment with Packet Interface - 6 (ATA/ATAPI-6), November 1, 2002.
http://www.ansi.org/
ANSI INCITS 376-2003: American National Standard for Information Technology – Serial Attached
SCSI (SAS), October 30, 2003. http://www.ansi.org/
Audio Codec ’97 Revision 2.3 Revision 1.0, April 2002 Copyright © 2002 Intel Corporation. All rights
reserved. http://www.intel.com/labs/media/audio/
Display Data Channel Command Interface (DDC/CI) Standard (formerly DDC2Bi) Version 1, August
14, 1998 Copyright © 1998 Video Electronics Standards Association. All rights reserved.
http://www.vesa.org/summary/sumddcci.htm
ExpressCard Standard Release 1.0, December 2003 Copyright © 2003 PCMCIA. All rights reserved.
http://www.expresscard.org/
IEEE 802.3-2002, IEEE Standard for Information technology, Telecommunications and information
exchange between systems–Local and metropolitan area networks–Specific requirements – Part 3:
Carrier Sense Multiple Access with Collision Detection (CSMA/CD) Access Method and Physical
Layer Specifications. http://www.ieee.org
IEEE 802.3ae (Amendment to IEEE 802.3-2002), Part 3: Carrier Sense Multiple Access with Collision
Detection (CSMA/CD) Access Method and Physical Layer Specifications, Amendment: Media Access
Control (MAC) Parameters, Physical Layers, and Management Parameters for 10 GB/s Operation.
http://www.ieee.org
Intel Low Pin Count (LPC) Interface Specification Revision 1.1, August 2002 Copyright © 2002 Intel
Corporation. All rights reserved. http://developer.intel.com/design/chipsets/industry/lpc.htm
PCI Express Base Specification Revision 1.1, March 28, 2005, Copyright © 2002-2005 PCI Special
Interest Group. All rights reserved. http://www.pcisig.com/
PCI Express Card Electromechanical Specification Revision 1.1, March 28, 2005, Copyright © 2002-
2005 PCI Special Interest Group. All rights reserved. http://www.pcisig.com/
PCI Local Bus Specification Revision 2.3, March 29, 2002 Copyright © 1992, 1993, 1995, 1998, 2002
PCI Special Interest Group. All rights reserved. http://www.pcisig.com/
PCI-104 Specification, Version V1.0, November 2003. All rights reserved. http://www.pc104.org
PICMG® Policies and Procedures for Specification Development, Revision 2.0, September 14, 2004,
PCI Industrial Computer Manufacturers Group (PICMG®), 401 Edgewater Place, Suite 500,
Wakefield, MA 01880, USA, Tel: 781.224.1100, Fax: 781.224.1239. http://www.picmg.org/
Serial ATA: High Speed Serialized AT Attachment Revision 1.0a January 7, 2003 Copyright © 2000-
2003, APT Technologies, Inc, Dell Computer Corporation, Intel Corporation, Maxtor Corporation,
Seagate Technology LLC. All rights reserved. http://www.sata-io.org/

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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Smart Battery Data Specification Revision 1.1, December 11, 1998. www.sbs-forum.org
System Management Bus (SMBus) Specification Version 2.0, August 3, 2000 Copyright © 1994, 1995,
1998, 2000 Duracell, Inc., Energizer Power Systems, Inc., Fujitsu, Ltd., Intel Corporation, Linear
Technology Inc., Maxim Integrated Products, Mitsubishi Electric Semiconductor Company, Power-
Smart, Inc., Toshiba Battery Co. Ltd., Unitrode Corporation, USAR Systems, Inc. All rights reserved.
http://www.smbus.org/
Universal Serial Bus Specification Revision 2.0, April 27, 2000 Copyright © 2000 Compaq Computer
Corporation, Hewlett-Packard Company, Intel Corporation, Lucent Technologies Inc., Microsoft
Corporation, NEC Corporation, Koninklijke Philips Electronics N.V. All rights reserved.
http://www.usb.org/
1.10. For Your Safety
Your new DIGITAL-LOGIC product was developed and tested carefully to provide all features
necessary to ensure its compliance with electrical safety requirements. It was also designed for a
long, fault-free life. However, this life expectancy can be drastically reduced by improper treatment
during unpacking and installation. Therefore, in the interest of your own safety and for the correct
operation of your new DIGITAL-LOGIC product, please comply with the following guidelines.
Attention!
All work on this device must only be carried out by sufficiently skilled personnel.
Caution, Electric Shock!
Before installing your new DIGITAL-LOGIC product, always ensure that your mains power is
switched off. This applies also to the installation of piggybacks or peripherals. Serious
electrical shock hazards can exist during all installation, repair and maintenance operations
with this product. Therefore, always unplug the power cable and any other cables which
provide external voltage before performing work.
Warning, ESD Sensitive Device!
Electronic boards and their components are sensitive to static electricity. In order to ensure
product integrity at all times, be careful during all handling and examinations of this product.
1.11. RoHS Commitment
DIGITAL-LOGIC AG is committed to develop and produce environmentally friendly products according to the
Restriction of Hazardous Substances (RoHS) Directive (2002/95/EC) and the Waste Electrical and Electronic
Equipment (WEEE) Directive (2002/96/EC) established by the European Union. The RoHS directive was
adopted in February 2003 by the European Union and came into effect on July 1, 2006. It is not a law but a
directive, which restricts the use of six hazardous materials in the manufacturing of various types of
electronic and electrical equipment. It is closely linked with the Waste Electrical and Electronic Equipment
Directive (WEEE) 2002/96/EC, which has set targets for collection, recycling and recovery of electrical goods
and is part of a legislative initiative to solve the problem of huge amounts of toxic e-waste.
Each European Union member state is adopting its own enforcement and implementation policies using the
directive as a guide. Therefore, there could be as many different versions of the law as there are states in
the EU. Additionally, non-EU countries like China, Japan, or states in the U.S. such as California may have
their own regulations for green products, which are similar, but not identical, to the RoHS directive.

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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RoHS is often referred to as the "lead-free" directive but it restricts the use of the following substances:
Lead
Mercury
Cadmium
Chromium VI
PBB and PBDE
The maximum allowable concentration of any of the above mentioned substances is 0.1% (except for
Cadmium, which is limited to 0.01%) by weight of homogeneous material. This means that the limits do not
apply to the weight of the finished product, or even to a component but to any single substance that could
(theoretically) be separated mechanically.
1.11.1. RoHS Compatible Product Design
All DIGITAL-LOGIC standard products comply with RoHS legislation.
Since July 1, 2006, there has been a strict adherence to the use of RoHS compliant electronic and
mechanical components during the design-in phase of all DIGITAL-LOGIC standard products.
1.11.2. RoHS Compliant Production Process
DIGITAL-LOGIC selects external suppliers that are capable of producing RoHS compliant devices. These
capabilities are verified by:
1. A confirmation from the supplier indicating that their production processes and resulting devices are
RoHS compliant.
2. If there is any doubt of the RoHS compliancy, the concentration of the previously mentioned
substances in a produced device will be measured. These measurements are carried out by an
accredited laboratory.
1.11.3. WEEE Application
The WEEE directive is closely related to the RoHS directive and applies to the following devices:
Large and small household appliances
IT equipment
Telecommunications equipment (although infrastructure equipment is exempt in some countries)
Consumer equipment
Lighting equipment – including light bulbs
Electronic and electrical tools
Toys, leisure and sports equipment
Automatic dispensers
It does not apply to fixed industrial plants and tools. The compliance is the responsibility of the company that
brings the product to market, as defined in the directive. Components and sub-assemblies are not subject to
product compliance. In other words, since DIGITAL-LOGIC does not deliver ready-made products to end
users the WEEE directive is not applicable for DIGITAL-LOGIC. Users are nevertheless encouraged to
properly recycle all electronic products that have reached the end of their life cycle.

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2. OVERVIEW
2.1. Packing List
After opening the box, check that the following items from the packing list are included:
MICROSPACE-PC20/21-x
Technical User Manual
CD with drivers and documentation
2.2. System Overview
The MICROSPACE-PC20 is a miniaturized PC system incorporating the major elements of a PC/AT
compatible computer. It includes standard PC/AT compatible elements, such as:
AMD Geode LX800 with 500MHz clock
128k L2-Cache
DDR-RAM Memory 256-1024MByte (SODIMM200)
Option: Hard disk: 40GByte
CompactFlash Type-II socket
Direct-X compatible Video controller XVGA with up to 16MByte Video memory
VGA Video
USB controller with up to 4 channels
Audio stereo Mic in and stereo Line out
First LAN 100/10Base-T controller, Intel 82551ER, boot from LAN (PXE) and Wake on LAN support
Second LAN 100/10Base-T controller, Intel 82551ER
10-30V DC Supply Input
Fan-less low power system
MINIPCI socket
The MPC21:
COM1 and LPT
PCI/104 expansion (1 slot)
Video input

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2.3. Differences between MPC20 and MPC21
The product has different functions:
Option MPC20 MPC21
Video Input yes
COM1 yes
COM2 internal internal
LPT1 yes
PCI/104 Expansion 1 slot
2.4. Assembly Options
The product has different assembly options. Ask the factory for the detailed information about the currently
available options and combination of options.
MPC20/21:
Option: Part. No. Comments:
Hard disk drive 40GB 807460 O Option
Hard disk drive 40GBext
807462 O Optional HD with -25°C to +70°C
Power supply Adapter 812029 O Power supply 60Watt
Wireless LAN 812028 O MiniPCI WLAN module
U = Upgrade, D = Downgrade, O = Option

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2.5. Functional Block Diagram
The diagram provides additional information concerning board functionality.

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2.6. Technical Specifications
CPU Specification
MPC20/21 AMD GEODE LX800
Compatibility 80x86 CPU
1. Level Cache 16k data and 16k code
2. Level Cache 128kByte
Socket direct soldered
Clock 500MHz
Performance 500MHz
FSB (GeodeLink) 33MHz
Power management The LX800 supports ACPI and APM Version 1.2.
The following ACPI Sleep States are supported:
- S1 (Standby)
- S3 hot* (Suspend to RAM - wakeup only with the Power Button)
- S4 (Hibernation)
* electricity to the system is not turned off
FPU Integrated
Chipset Specification
Northbridge AMD GEODE LX800
Southbridge AMD CS5536
LAN 100MBit Intel 82551QM
LAN 100MBit Intel 82551ER
Audio Integrated AC97
Firewire IEEE1394 -
Video AMD GEODE
Framegrabber / Video-Input Digital-Video input 16Bit
Memory Specification
Main Memory DDR-SDRAM, 64Bit, up to 1024MByte in DDR-SODIMM200 socket
Flash-BIOS 256kByte Flash
Setup EEPROM 2kByte for CMOS-backup in battery-less applications
Flash-VideoBIOS Serial-Flash
Video RAM 16MByte
Video controller Specification
Controller GEODE internal Video controller
Video memory 2-16MByte
Channel 1 CRT VGA up to 1600 x 1280 pixels
Boot up-Resolution 640 x 480 / 800 x 600 / 1024 x 768 selectable
2D-Grafic Integrated accelerator

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External Interface Specification
Video interfaces CRT1
TV-Interfaces None
USB 2.0 2 front, 2 rear
IEEE1394 None
LPT1 Only MPC21
COM1 Only MPC21: RS232
COM2 Internal: RS232
Keyboard PS/2
Mouse PS/2
Audio Stereo I/O
Power supply Specification
Input Nom. 12V / 24VDC (range 10V to 32VDC)
Protection Load dump resistant, wrong polarity resistant, EMI filtered
Specification MIL-STD-1275 compliant
Power Consumption @12V Specification
Running Typical 0.8A
Standby Typical 0.4A
Power off Typical 25mA
Physical Characteristics Specification
Dimensions Length: 165 mm
Depth: 110 mm
Height: MPC20 27 mm
MPC21 46 mm
Weight: 0.7kg
Operating Environment Specification
Relative Humidity 5 - 90% non condensing
IEC68-2-30 at -+5 to +50°C operating
Vibration operating IEC68-2-6 10-50Hz, 0.075mm and 55-500Hz, 1.0G
Vibration non-operating IEC68-2-6 10-50Hz, 0.15mm and 55-500Hz, 2.0G
Shock operating IEC68-2-27 10G, 11ms ½ sine
Shock non-operating IEC68-2-27 50G, 11ms, ½ sine
Altitude IEC68-2-13 4571meter operating
Temperature operating IEC68-2-1,2,14: +5°C to +60°C (0.5GHz)
Temperature storage IEC68-2-1,2,14: -40°C to +70°C

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EMI / EMC Tests Specification
EMC emission EN61000-6-2:2001
Conducted disturbance EN55022 Class B
Radiated disturbance EN55022 Class B
EMC immunity EN61000-6-2
Electrostatic discharge (ESD) EN61000-4-2
Voltage = 4kV contact / 8kV air
Criteria A
Radiated RF-Field EN61000-4-3
Level = 10V/m
Criteria A
Electrical fast transients (Burst) EN61000-4-4
Grade 2: DC-Power lines = 1000V (5/50ns)
Grade 2: AC-Power lines = 2000V (5/50ns)
Grade 2: Signal lines = 500V (5/50ns)
Criteria B
Surge EN61000-4-5
Grade 2: DC-Power lines = 1kV, (1.2/50us)
Grade 2: AC-Power lines = 2kV, (1.2/50us)
Criteria B
Conducted disturbances EN61000-4-6
Voltage = 10V coupled by case
Criteria A
Security:
e1: Not planned
UL Not planned
ETL 301 Not planned
SEV
Safety AR385-16
2.7. MPC20/21 Incompatibilities to a Standard PC/AT
None.
2.8. Related Application Notes
Application Notes are available at http://www.digitallogic.com support, or on any DIGITAL-LOGIC
Application CD.
# Description

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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2.9. EC – Declaration of Conformity MPC20

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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2.10. EC – Declaration of Conformity MPC21

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
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3. SAFETY REGULATIONS
Safety verifications follow the guidelines adapted from the US Army Communication and Electronics
Command Supplement (1992 version) 1 to AR385-16.
3.1. Safety: Power-On Indicator
The green power indicator is located in the front of the computer system. [MIL-STD-1472D]
3.2. Safety: Coded and Marked Connectors
All connectors (plugs and receptacles) are coded and marked to prevent insertion of the wrong plug into a
receptacle or other mating unit [MIL-STD-1472D]. Depending on the mounted replicator unit, the connectors
are PC-Style, DSUB or MIL versions. The male connectors are de-energized when disconnected. [MIL-STD-
454M]
3.3. Protection of the Supply Input Current
Note…
The computer system protects the internal supply from overcurrent by an external fuse of 6.3amp.
In case of an overcurrent the fuse opens the main circuit and interrupts the fault current. [MIL-
STD-454M]
3.4. Safety: Wrong Polarization on the Power Input
Attention!
The supply input is protected against wrong polarization with a serial diode. This diode withstands
current up to 28Volts.
3.5. Safety: Protection of the Output Currents
There is no overcurrent protection on any peripheral port. The following table shows the maximum available
current at each peripheral connector:
Connector Nominal maximum current
USB 0.5 Amp. @ 5V
KB/MS 0.1 Amp. @ 5V
VGA 0.1 Amp. @ 5V

DIGITAL-LOGIC AG MPC20/21 Manual V1.2B
20
3.6. Safety: Load Dump Protection in 12V/24V systems
There is no integrated protection against load dump!
If the computer system will be installed in a vehicle (car, truck, train),
an external, overvoltage protection must be attached. Connecting a
zinc oxide based metal oxide varistor (MOV) directly at the supply input
connector is recommended. Use a typical 28V clamp voltage for the
12/24V systems.
Example: Varistor: B72220S300K (Infineon) Vbreak=30V
3.7. Ground Potential
All interface connectors are permanently in contact with the ground
(earth). The system must be grounded with a ground wire (colors
green with yellow stripes). [NFPA 7087]
The ground must have the capacity to safely conduct any current that
might be imposed thereon. The ground is wired separately from the
electrical ground.
The leakage current is: 5 uA at 28 V.
The ground cable must be connected separately to the chassis or through the power connector.
Pin Left Middle Right
Signal GND Shield Power
10-30V
3.8. Power On/Off Switch
The power switch is clearly identified and located on the front panel. [MIL-STD-545M]
The power on/off switch does not cut all electricity to the system. In the “off” position, a microcontroller is still
working, to supervise wakeup events (switch, Wake on LAN). [MIL STD 454M] In this state, the system is
consuming approximately 300mW.
To turn on the system, the power switch must be pressed for at least one second. While running, the system
can be forced to shut off by pressing the on/off switch for 4 seconds.
Be sure to disconnect the power supply before opening the system.
This manual suits for next models
2
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